-Compact size: Front panel is the size of a typical single gang midsize wall plate
Mounting: Flsuh mounts in a single gang electrical box (2.25" deep x 2.00" wide x 2.84" tall minimum) or surface mounts in a viking model VE-3x5 (not included)
Available in 5 standard faceplate finishes: Brushed Stainless Steel, Oil Rubbed Bronze, Polished Brass, Satin Black and Satin White
PNL-40 faceplates: Replacement faceplates with matching screws available in all five standard finishes
Vandal resistant features: 16 gauge polished brass or 18 gauge 304 stainless steel faceplate, 316 stainless steel push button, carbon fiber reinforced plastic speaker screen, scratch resistant powder coating, hex drive mounting screws
Weather resistant features: Mylar speaker, faceplate gasket, mic and speaker gasket, internally sealed push button switch, self draining mic mount and UV stable weather resistant powder coating (excluding E-40-SS 304 Stainless Steel Faceplate)
Telephone line powered
Microphone and speaker volume controls
Programmable intelligent call progress detection for automatic hang-up on CPC, silence, busy signal, or time out
Selectable auto answer feature for monitoring
Programmable VOX (mic/speaker) switching speed
Blue LED helps locate push button, indicate ringing and off hook